<template>
  <view class="my-settle-container">
    <label class="radio"  @click="changeAllState">
      <radio color="#C00000" :checked="isFullCheck"/><text>全选</text>
    </label>
    <!-- 合计 -->
    <view class="amount-box">
      合计：<text class="amount">￥{{checkedGoodsAmount}}</text>
    </view>
    <!-- 结算 -->
    <view class="btn-settle" @click="settleement">结算({{checkedCount}})</view>
  </view>
</template>

<script>
  import {mapGetters,mapMutations,mapState} from "vuex"
  export default {
    name:"my-settle",
    data() {
      return {
        // 倒计时秒数
        seconds: 3,
        time:null
      };
    },
    computed:{
      ...mapGetters('m_cart',['checkedCount','total','checkedGoodsAmount']),
      ...mapState('m_user',['token']),
      ...mapGetters('m_user',['addStr']),
      ...mapState('m_cart',['cart']),
        // 2. 是否全选
          isFullCheck() {
            return this.total === this.checkedCount
          },
    },
    methods:{
      ...mapMutations('m_cart',['updateAllGoodsState']),
      ...mapMutations('m_user',['updateRedirectInfo']),
      changeAllState(){
        this.updateAllGoodsState(!this.isFullCheck)
      },
      settleement(){
        if(!this.checkedCount) return uni.$showMsg('请选择要结算的商品！')
        if(!this.addStr) return uni.$showMsg('请选择收货地址！')
        if(!this.token) return this.delayNavigate()
        this.payOrder()
      },
      // 微信支付
      async payOrder() {
        // 1. 创建订单
        // 1.1 组织订单的信息对象
        const orderInfo = {
          // 开发期间，注释掉真实的订单价格，
          // order_price: this.checkedGoodsAmount,
          // 写死订单总价为 1 分钱
          order_price: 0.01,
          consignee_addr: this.addstr,
          goods: this.cart.filter(x => x.goods_state).map(x => ({ goods_id: x.goods_id, goods_number: x.goods_count, goods_price: x.goods_price }))
        }
        // 1.2 发起请求创建订单
        const { data: res } = await uni.$http.post('/api/public/v1/my/orders/create', orderInfo)
        console.log(res);
        if (res.meta.status !== 200) return uni.$showMsg('创建订单失败！')
        // 1.3 得到服务器响应的“订单编号”
        const orderNumber = res.message.order_number
        console.log("订单编号",orderNumber);
         // 2. 订单预支付
        const {data:res2} = await uni.$http.post('/api/public/v1/my/orders/req_unifiedorder',{order_number:orderNumber})
        console.log("res2",res2);
        if(res2.meta.status !== 200) return uni.$showMsg('预付订单生成失败!')
        const payInfo = res2.message.pay
        console.log(payInfo);
          // 3. 发起微信支付
            // 3.1 调用 uni.requestPayment() 发起微信支付
            const [err, succ] = await uni.requestPayment(payInfo)
            // 3.2 未完成支付
            console.log(err);
            if (err) return uni.$showMsg('订单未支付！')
            // 3.3 完成了支付，进一步查询支付的结果
            const { data: res3 } = await uni.$http.post('/api/public/v1/my/orders/chkOrder', { order_number: orderNumber })
            console.log('res3',res3);
            // 3.4 检测到订单未支付
            if (res3.meta.status !== 200) return uni.$showMsg('订单未支付！')
            // 3.5 检测到订单支付完成
            uni.showToast({
              title: '支付完成！',
              icon: 'success'
            })
       },
      // 延迟导航到my页面
      delayNavigate(){
        this.seconds = 3
        this.showTips(this.seconds)
        this.time = setInterval(()=>{
          this.seconds--
          if(this.seconds <=0){
            clearInterval(this.time)
            uni.switchTab({
              url:'/pages/my/my',
              success:()=>{
                this.updateRedirectInfo({openType:'switchTab',from:'/pages/cart/cart'})
              }
            })
            // 2.3 终止后续代码的运行（当秒数为 0 时，不再展示 toast 提示消息）
            return
          } 
           this.showTips(this.seconds)
        },1000)
    
      },
      showTips(n){
        uni.showToast({
          icon:'none',
          title:'请登录后再结算！'+ n + '秒后自动跳转到登录页',
          // 为页面添加透明遮罩,防止点击穿透
          mask:true,
          // 1.5秒后自动消失
          duration:1500
        })
      }
    }
  }
</script>

<style lang="scss">
.my-settle-container {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 50px;
  // 将背景色从 cyan 改为 white
  background-color: white;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-left: 5px;
  font-size: 14px;

  .radio {
    display: flex;
    align-items: center;
  }

  .amount {
    color: #c00000;
  }

  .btn-settle {
    height: 50px;
    min-width: 100px;
    background-color: #c00000;
    color: white;
    line-height: 50px;
    text-align: center;
    padding: 0 10px;
  }
}
</style>